// JavaScript Document
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function infografia(ruta){
	$("capaFondo").style.visibility="visible";
	var ventana = $("capaFondo").getDimensions(); 
	var dimensions = $("capaVentana##").getDimensions(); 
	w = ventana.width/2 - dimensions.width/2;
	h = ventana.height/2 - dimensions.height/2;
	h=50;
	$("capaVentana##").setStyle({ top: h,left: w, position:'absolute'}); 
	$("capaFondo").style.visibility="visible";
	$("capaVentana##").style.visibility="visible";
	$("capaVentana").value="capaVentana##";
}


function ampliar(){
   var min = 10;
   var max = 16;
   var p = $("divTexto");
	if(p.style.fontSize) {
	 var s = parseInt(p.style.fontSize.replace("px",""));
	} else {
	 var s = 12;
	}
	if(s!=max) {
	 s += 1;
	}
	p.style.fontSize = s+"px"
	setCookie('cmscorreoperu',s,365);
}

function reducir(){
   var min = 10;
   var max = 16;
   var p = $("divTexto");
	if(p.style.fontSize) {
	 var s = parseInt(p.style.fontSize.replace("px",""));
	} else {
	 var s = 12;
	}
	if(s!=min) {
	 s -= 1;
	}
	p.style.fontSize = s+"px";
	setCookie('cmscorreoperu',s,365);
}



function setCookie(c_name,value,expiredays){
	var exdate=new Date();
	exdate.setDate(exdate.getDate()+expiredays);
	document.cookie=c_name+ "=" +escape(value)+
	((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
}

function getCookie(c_name){
	if (document.cookie.length>0)
	  {
	  c_start=document.cookie.indexOf(c_name + "=");
	  if (c_start!=-1)
	    { 
	    c_start=c_start + c_name.length+1; 
	    c_end=document.cookie.indexOf(";",c_start);
	    if (c_end==-1) c_end=document.cookie.length;
	    return unescape(document.cookie.substring(c_start,c_end));
	    } 
	  }
	return "";
}


function Cambiar(imgFoto, texto){
	document.getElementById('FotoGr').src=imgFoto;
	document.getElementById('titular').innerHTML = "<a href=\"internab.html\">"+texto+"</a>";
}

function MM_openBrWindow(theURL,winName,features)
{ //v2.0
  window.open(theURL,winName,features);
}

 /**
 * limpia los caracteres en blanco de los costados
 */
function trim(str)
{ 
    if (str != null) {
        var i; 
        for (i=0; i<str.length; i++) {
            if (str.charAt(i)!=" ") {
                str=str.substring(i,str.length); 
                break;
            } 
        } 
    
        for (i=str.length-1; i>=0; i--) {
            if (str.charAt(i)!=" ") {
                str=str.substring(0,i+1); 
                break;
            } 
        } 
        
        if (str.charAt(0)==" ") {
            return ""; 
        } else {
            return str; 
        }
    }
}
	
 function ajaxsimple(strConten,strLink,strValor){
	if(strConten!='' && strLink!='' && strValor!=''){
      	new Ajax.Updater(strConten,strLink,{
      		  method:'GET',
      		  parameters: strValor      		       
      	});
      }	
 }

 
 
function verTab(pag,cant,conten){
	var cadena='';
	for(i=1;i<=cant;i++){
		$(conten+i).hide();
		if(pag==i){
			cadena = cadena + '<img src="images/ico-page-on.gif" />'
		}else{
			cadena = cadena + "<img style='cursor:pointer;' onclick=\"verTab('"+i+"','"+cant+"','"+conten+"')\" src=\"images/ico-page-off.gif\" title=\""+i+"\" />"
		}
	}
	$(conten+pag).show()
	
	$('span'+conten).update(cadena);
}

 
function tab(nro){
	if(nro==1){
		$('tab1').show();
		$('tab2').hide();
		$('tab3').hide();
		removeClass();
		$('lib1').addClassName('selected');
		$('lib2').addClassName('normal');
		$('lib3').addClassName('normal');
	}else if(nro==2){
		$('tab1').hide();
		$('tab2').show();
		$('tab3').hide();
		removeClass();
		$('lib1').addClassName('normal');
		$('lib2').addClassName('selected');
		$('lib3').addClassName('normal');
	}else if(nro==3){
		$('tab1').hide();
		$('tab2').hide();
		$('tab3').show();
		removeClass();
		$('lib1').addClassName('normal');
		$('lib2').addClassName('normal');
		$('lib3').addClassName('selected');
	}
}

function removeClass(){
	for(i=1;i<=3;i++){
		$('lib'+i).removeClassName('normal');
		$('lib'+i).removeClassName('selected');
	}
}



	
/**
*devuelve las coordenada X
*/
  function findPosX(obj)
  {
    var curleft = 0;
    if(obj.offsetParent)
        while(1) 
        {
          curleft += obj.offsetLeft;
          if(!obj.offsetParent)
            break;
          obj = obj.offsetParent;
        }
    else if(obj.x)
        curleft += obj.x;
    return curleft;
  }

/**
*devuelve las coordenada Y
*/
  function findPosY(obj)
  {
    var curtop = 0;
    if(obj.offsetParent)
        while(1)
        {
          curtop += obj.offsetTop;
          if(!obj.offsetParent)
            break;
          obj = obj.offsetParent;
        }
    else if(obj.y)
        curtop += obj.y;
    return curtop;
  }
  
  
paginar = function(pag){
	replace_crlf('txtBuscar');
	$('listResultado').innerHTML=' 	<div id=divTituloB>		<div><img src=images/ico-rojo.gif /></div>		RESULTADOS DE LA BUSQUEDA	</div> <br /> <table width=100% align=center><tr><td align="center"><b>Espere por favor...</b></td></tr></table>';
	new Ajax.Updater('listResultado','modulos/resultados.php',{
		method:'post',
		parameters: 'pag='+pag+'&'+$('frmFiltros').serialize(),
		encoding:'UTF-8'
	});
}



function verCol(pag,cant){
	var cadena='';
	for(i=1;i<=cant;i++){
		$('span'+i).hide();
		if(pag==i){
			cadena = cadena + '<img src="images/ico-page-on.gif" />';
		}else{
			cadena = cadena + "<img style='cursor:pointer;' onclick=\"verCol('"+i+"','"+cant+"')\" src=\"images/ico-page-off.gif\" title='"+i+"'/>";
		}
	}
	$('span'+pag).show();
	
	$('spanCol').update(cadena);
}

/**
*
*/
function selectUbi(contenedor,url){
	
	if(contenedor){
		if(contenedor=='prov'){
			new Ajax.Updater('prov',url,{
				method:'post',
				parameters:'ubigeo=prov&txtUbi_id='+$('lstDpto').options[$('lstDpto').selectedIndex].value,
				onComplete: function(){
					$('lstDist').update('');
				}
			});
		}	
		if(contenedor=='dist'){
			new Ajax.Updater('dist',url,{
				method:'post',
				parameters:'ubigeo=dist&txtUbi_id='+$('lstProv').options[$('lstProv').selectedIndex].value
			});
		}	
	}
	
	if($('lstDpto').value){
		if($('lstProv').value){
			if($('lstDist').value){
				$('txtUbi_id').value = $('lstDist').options[$('lstDist').selectedIndex].value;
			}else{
				$('txtUbi_id').value = $('lstProv').options[$('lstProv').selectedIndex].value;
			}
		}else{
			$('txtUbi_id').value = $('lstDpto').options[$('lstDpto').selectedIndex].value;
		}
	}
	
}

function replace_crlf(areaid){
	var txt;
	txt = escape($(areaid).value);
	txt = txt.replace(/\%0D\%0A\%0D\%0A/g,"<br><br>");
	txt = txt.replace(/\%0D\%0A/g," ");
	txt = txt.replace(/<br><br>/g,"\%0D\%0A\%0D\%0A");
	$(areaid).value = unescape(txt);
}


function buscarRedactor(letra){
	if (letra){ 
		cadena='';
	  	for (a=65;a<=90;a++){
	  		if (String.fromCharCode(a)==letra){
	  			cadena = cadena + "<strong style='color:black;font-family:arial black;font-size:12px;'>"+String.fromCharCode(a)+"</strong>";
	  		}else{
	  			cadena = cadena + '<a href="javascript:buscarRedactor(\''+String.fromCharCode(a)+'\')" >'+String.fromCharCode(a)+'</a>';
	  		}
	  		if (a<90) cadena = cadena + '&nbsp;|&nbsp;';
	  	}
	  	$('divAbecedario').innerHTML = cadena;
	}
	ajaxsimple('divCol03','modulos/columnistas_redactores.php','txtRedac_nom='+letra+'&'+$('frmFiltros').serialize())
}


function scrollTop(tiempo){
	opa=$('gototop').getStyle('opacity');
	var top = f_scrollTop();
	if( top>= tiempo){
		if(opa==0){
			new Effect.Opacity('gototop',{duration:1.5, from:0, to:1});
		}
	}else{ 
		if(opa==1){
			new Effect.Opacity('gototop',{duration:1.0, from:1, to:0});
		}
	}
}
function f_scrollTop() {
	return f_filterResults (
		window.pageYOffset ? window.pageYOffset : 0,
		document.documentElement ? document.documentElement.scrollTop : 0,
		document.body ? document.body.scrollTop : 0
	);
}

function f_filterResults(n_win, n_docel, n_body) {
	var n_result = n_win ? n_win : 0;
	if (n_docel && (!n_result || (n_result > n_docel)))
		n_result = n_docel;
	return n_body && (!n_result || (n_result > n_body)) ? n_body : n_result;
}